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  Stress chemicals such as nor-epinephrine shut down and the brain processes emotional experiences during REM sleep according to new research coming out of UC Berkeley that is published in the journal, Current Biology. During REM sleep memories are reactivated, put in a perspective, and connected and integrated, but in a state when stress neurochemicals...

Scientists from the Research Institute of McGill University Health Center published an article in the journal, Cerebral Cortex, in December of 2013 showing that the absence of the father during critical growth periods leads to impaired social and behavioral defects in mice. Surprisingly, mice are ideal for a study like this because they are raised by...